Phorusrhacos longissimus Plesiosaurus Approximate measurements of the Pachyrhinosaurus:

Approximate measurements of the Pachyrhinosaurus:

con 80 dientes serrados que le permitían desgarrar la carne de sus presas

Their long tails

The discovery of the Guanlong wucaii has provided valuable information about the early evolution of tyrannosauroids

con una estructura peculiar en forma de caja en la parte trasera

Phorusrhacos longissimus Plesiosaurus Approximate measurements of the Pachyrhinosaurus:Phorusrhacos longissimus is a flightless bird that lived during the Miocene, between 20 and 15 million years ago, in what is now South America. Belonging to the terror bird family (Phorusrhacidae), this predator was notable for its large size and terrifying appearance. Phorusrhacos was approximately 2. 5 meters tall and weighed around 130 kilograms, making it one of the top predators of its time. The skull of Phorusrhacos was large and robust, with an